as jana katsuyama reports, governor jerry brown also made one last push for support. >> reporter: they pulled out all the stops. >> keep the california dream alive. yes, on 30. >> reporter: powerhouse politicians joined forces at a yes on 30 rally. >> the university of california has increased tuition once, twice, three times, can't do it anymore. >> reporter: this afternoon at uc berkely, students were drumming up support. the governor already allocated $6 billion to k through 12 schools. betting prop 30 would pass. it would temporarily increase the sales tax. >> i think rather than taxing, what we need is to cut back on spending. >> reporter: the no on 30 campaign did get a slap on the hand from the california fair political practices commission. the watchdog group accused the no on 30 group of money laundering for receiving $11 million from an arizona nonprofit and failing to reveal the source. >> it does have to say who actually paid for it. this is what they did not do, and voters have a right to know who pays for these ads. >> at the end of the day, i think voters will he reject